化工专业英语试题.doc

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1、河北科技大学理工学院2009——2010学年第二学期《化工专业英语》考试试卷一、将下列单词或词组译成汉语(20%，每个1分)。试卷类别（A），共（4）页，第（4）页3-nitrotoluenecentrifugationpartialpressurebubblephaseboilingbedstreamlinesflowsensibleheatpressuredropinternalenergyparticulatefluidizationextractiveagentcivilengineerboundarylayerbufferl

2、ayerdehumidificationoriginaltemperaturecatalyticcrackingdewpointsodiumchlorideinternalenergy试卷类别（A），共（4）页，第（4）页二、将下列单词或词组译成英语(10%，每个1分)。试卷类别（A），共（4）页，第（4）页单元操作冷凝湿球密度二氧化碳沸点乙烯过滤试卷类别（A），共（4）页，第（4）页化学工程辛烷三、阅读理解(10%，每题2分)。Thefirstproductsgivenoffduringthedistillationofpetrol

3、eumaregaseous.Theyaremainlyhydrocarbonshavingonetofivecarbonatomswhichareusuallyseparatedfromeachotherbychemicalmethods.试卷类别（A），共（4）页，第（4）页四、将下列句子译成汉语(30%，每题6分)。（1）Dehumidificationofaircanbeeffectedbybringingitintocontactwithacoldsurface,eitherliquidorsolid.（2）Athighvel

4、ocitiestwoseparatephasesareformed;thecontinuousphasewhichisoftenreferredtoasthedenseoremulsionphase,andthediscontinuousphaseknownasthelean（phase）orbubblephase.（3）Therearetwoprincipaltypesofflowwhichwillbediscussedindetailnamelystreamlinesandturbulentflow.（4）Iftheprocess

5、iscarriedoutadiabaticallyalltheenergyaddedtothesystemappearsinthegasanditstemperaturerises.（5）Whenthefrictionaldragontheparticlesbecomesequaltotheirapparentweight(actualweightlessbuoyancy),theparticlesbecomerearranged.试卷类别（A），共（4）页，第（4）页五、阅读回答题（20%）。根据短文内容回答问题。（答题中所涉及的文

6、字描述均使用中文）Forexample,ethylalcoholandwaterformabinaryazeotropeat0.89molefractionalcohol,sothatthisistherichestalcoholsolutionthatcanberecoveredbysimpledistillation.Additionofbenzeneasanazeotropicagentyieldsadistillateproductconsistingofaternaryazeotrope.Thebottoms（釜底产物）is

7、thedesiredpurealcohol.Sufficientalcoholislostintheternaryazeotropetorequireitsrecovery.Oncondensation,theternaryazeotropeinthedistillatesplitsintotwoliquidphases.Thebenzene-richphaseisreturnedtothefirstdistillationcolumn,whilethewater-richphaseissenttoasecondcolumn.Inth

8、issecondcolumn,thedistillateisagaintheternaryazeotrope,whichiscondensedandsenttothephasesplitter（分相器）(together